Eleven governors in the Northeast and Mid-Atlantic are expanding on plans to reduce carbon levels in gasoline and heating oil while advancing efforts to cut overall carbon pollution and help fight global warming as …

World leaders concluded two weeks of intense climate negotiations in Copenhagen Friday, resulting in a political agreement that fell short of an ambitious or legally binding climate pact. With public …

The U.S. and 20 other countries will collaborate on a "research alliance" to research and reduce carbon emissions from farms, Agriculture Secretary Tom Vilsack announced in Copenhagen. "Just as climate …